New changelog entries:
* Team upload.
* New upstream release.
* Enable krossruby, built again by upstream:
- add a krossruby binary
- add install files for krosspython and krosspython
* Disable the unit tests at build time, since they can work only with plugins
already installed.
* Change the watch file to look for stable releases only.
* Drop the libkf5kdelibs4support-dev build dependency, no more required now.

New changelog entries:
* Team upload.
* New upstream release.
* Enable krossruby, built again by upstream:
- add a krossruby binary
- add install files for krosspython and krosspython
* Disable the unit tests at build time, since they can work only with plugins
already installed.
* Change the watch file to look for stable releases only.
* Drop the libkf5kdelibs4support-dev build dependency, no more required now.